https://github.com/uim/uim/commit/7b903ddf144344e49da12cc070f7c11f82ae61db

commit 7b903ddf144344e49da12cc070f7c11f82ae61db
Author: Sutou Kouhei <kou@clear-code.com>
Date:   Fri Aug 11 10:44:26 2023 +0900

    emacs: use set-face-underline
    
    set-face-underline-p is removed in Emacs 29.

diff --git a/emacs/uim-var.el b/emacs/uim-var.el
index 189f91c9..ce40b6db 100644
--- a/emacs/uim-var.el
+++ b/emacs/uim-var.el
@@ -435,7 +435,7 @@ keeps the size of it when showing the candidates.")
 (make-face 'uim-preedit-face)
 
 (copy-face 'uim-preedit-face 'uim-preedit-underline-face)
-(set-face-underline-p        'uim-preedit-underline-face t)
+(set-face-underline          'uim-preedit-underline-face t)
 
 ;; highlight
 (make-face 'uim-preedit-highlight-face)
@@ -443,7 +443,7 @@ keeps the size of it when showing the candidates.")
 (set-face-background 'uim-preedit-highlight-face "Blue3")
 
 (copy-face 'uim-preedit-highlight-face 'uim-preedit-highlight-underline-face)
-(set-face-underline-p 'uim-preedit-highlight-underline-face t)
+(set-face-underline   'uim-preedit-highlight-underline-face t)
 
 ;; separator
 (make-face 'uim-separator-face)